Home / 235,032.68-324,345.09-127,602.72

Finding the Fourth Proportional to 235,032.68, 324,345.09 and 127,602.72

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Solution

The fourth proportional to 235,032.68, 324,345.09 and 127,602.72 is: 176,091.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,032.68 : 324,345.09 = 127,602.72 : x
  2. Step 2: Convert to fraction form
    235,032.68/324,345.09 = 127,602.72/x
  3. Step 3: Cross multiply
    235,032.68x = 324,345.09 × 127,602.72
  4. Step 4: Simplify right side
    235,032.68x = 41,387,315,702.64
  5. Step 5: Solve for x
    x = 41,387,315,702.64/235,032.68
  6. Step 6: Final answer
    x = 176,091.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.